Mark McGwire

This article is about the character. For the guest star, see Mark McGwire.

Mark McGwire

Character Information Gender: Male ♂ Status: Alive Hair: Orange Occupation: Baseball player First appearance: "Brother's Little Helper" Voiced by: Himself

Mark McGwire is an American baseball player.

Appearances

• Episode – "Brother's Little Helper"
• THOH – "Treehouse of Horror X"

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